#include <qglgraphicsviewer.h>

class Viewer : public QGLGraphicsViewer
{
public :
  Viewer();

protected :
  virtual void draw();
  virtual void keyPressEvent(QKeyEvent *e);
  virtual QString helpString() const;

private :
  ManipulatedFrame** keyFrame_;
  KeyFrameInterpolator kfi_;
  const int nbKeyFrames;
  int currentKF_;
};
